Explain the two main usages of watch dog timer In a PIC16 assembly program, the

Question

Explain the two main usages of watch dog timer In a PIC16 assembly program, the following configuration word is used: _CONFIG 0X3FF6 and the start of the program has interrupt enabled: MOVLW 0xF8 MOVWF INTCON Suppose that somewhere in the program it is about to do something critical that shouldn't be interrupted (critical region). Write down the TWO instructions you should have before entering this critical region and the ONE instruction you should have after leaving this critical region. State the difference(s) between the Short Table Look up and the Long Table Look up. How do you know which type of table look up you will need?

Explanation / Answer

Usage of Watch Dog Timer:         

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